Re: [HACKERS] log_destination=file

2018-03-02 Thread Magnus Hagander
On Fri, Mar 2, 2018 at 7:29 PM, Tom Lane wrote: > Robert Haas writes: > > On Mon, Jan 22, 2018 at 4:25 PM, Tomas Vondra > > wrote: > >> Sorry for the naive question, but which of these bottlenecks are we > >> actually hitting? I don't recall dealing with an actual production > >> system where t

Re: [HACKERS] log_destination=file

2018-03-02 Thread Tom Lane
Robert Haas writes: > On Mon, Jan 22, 2018 at 4:25 PM, Tomas Vondra > wrote: >> Sorry for the naive question, but which of these bottlenecks are we >> actually hitting? I don't recall dealing with an actual production >> system where the log collector would be an issue, so I don't have a very >>

Re: [HACKERS] log_destination=file

2018-03-02 Thread Robert Haas
On Mon, Jan 22, 2018 at 4:25 PM, Tomas Vondra wrote: > Sorry for the naive question, but which of these bottlenecks are we > actually hitting? I don't recall dealing with an actual production > system where the log collector would be an issue, so I don't have a very > good idea where the actual bo

Re: [HACKERS] log_destination=file

2018-03-02 Thread Magnus Hagander
On Fri, Mar 2, 2018 at 8:27 AM, Andres Freund wrote: > Hi, > > On 2018-01-20 14:51:12 +0200, Magnus Hagander wrote: > > Finally found myself back at this one, because I still think this is a > > problem we definitely need to adress (whether with this file or not). > > This has an open CF entry fo

Re: [HACKERS] log_destination=file

2018-03-01 Thread Andres Freund
Hi, On 2018-01-20 14:51:12 +0200, Magnus Hagander wrote: > Finally found myself back at this one, because I still think this is a > problem we definitely need to adress (whether with this file or not). This has an open CF entry for CF 2018-03. Given that there's still a lot of uncertainty what we

Re: [HACKERS] log_destination=file

2018-01-22 Thread Tomas Vondra
On 01/22/2018 08:52 PM, Robert Haas wrote: > On Sat, Jan 20, 2018 at 7:51 AM, Magnus Hagander wrote: >> Finally found myself back at this one, because I still think this is a >> problem we definitely need to adress (whether with this file or not). >> >> The funneling into a single process is def

Re: [HACKERS] log_destination=file

2018-01-22 Thread Robert Haas
On Sat, Jan 20, 2018 at 7:51 AM, Magnus Hagander wrote: > Finally found myself back at this one, because I still think this is a > problem we definitely need to adress (whether with this file or not). > > The funneling into a single process is definitely an issue. > > But we don't really solve tha

Re: [HACKERS] log_destination=file

2018-01-20 Thread Magnus Hagander
On Tue, Nov 14, 2017 at 5:33 PM, Robert Haas wrote: > On Sun, Sep 10, 2017 at 5:29 AM, Dmitry Dolgov <9erthali...@gmail.com> > wrote: > > average latency: > > > > clients patch master > > 10 0.321 0.286 > > 20 0.669 0.602 > > 30 1.016 0.942 >

Re: [HACKERS] log_destination=file

2017-11-29 Thread Michael Paquier
On Wed, Nov 15, 2017 at 12:33 AM, Robert Haas wrote: > On Sun, Sep 10, 2017 at 5:29 AM, Dmitry Dolgov <9erthali...@gmail.com> wrote: >> average latency: >> >> clients patch master >> 10 0.321 0.286 >> 20 0.669 0.602 >> 30 1.016 0.942 >> 40

Re: [HACKERS] log_destination=file

2017-11-14 Thread Robert Haas
On Sun, Sep 10, 2017 at 5:29 AM, Dmitry Dolgov <9erthali...@gmail.com> wrote: > average latency: > > clients patch master > 10 0.321 0.286 > 20 0.669 0.602 > 30 1.016 0.942 > 40 1.358 1.280 > 50 1.727 1.637 That's